Syntax Description
sf
| Specifies Super Frame as the T1 frame type.
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esf
| Specifies Extended Super Frame as the T1 frame type.
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crc4
| Specifies CRC4 frame as the E1 frame type.
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no-crc4
| Specifies no CRC4 frame as the E1 frame type.
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australia
| (Optional) Specifies the E1 frame type used in Australia.
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To create a list of member asynchronous interfaces (associated with a group interface), use the group-range command in interface configuration mode. Use the no form of the command to remove an interface from the member list.
group-range low-end-of-range high-end-of-range
no group-range interface
Syntax Description
low-end-of-range
| Beginning interface number to be made a member of the group interface.
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high-end-of-range
| Ending interface number to be made a member of the group interface.
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To specify the IP address that will be tunneled to, use the initiate-to command in VPDN group configuration mode. To remove an IP address from the VPDN group, use the no form of the command.
initiate-to ip ip-address [limit limit-number] [priority priority-number]
no initiate-to [ip ip-address]
Syntax Description
ip ip-address
| The IP address of the router that will be tunneled to.
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limit limit-number
| (Optional) The maximum number of connections that can be made to this IP address.
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priority priority-number
| (Optional) The priority for this IP address (1 is the highest).
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To define the IP addresses of the server, use the interface command in interface configuration mode. To disable this function, use the no form of this command.
interface name-tag
no interface name-tag
Syntax Description
name-tag
| The login name to identify the server configuration so that multiple entries of server configuration can be entered.
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To configure a BRI interface and enter interface configuration mode, use the interface bri command in global configuration mode.
Cisco 7200 series and 7500 series routers
interface bri number
interface bri slot/port
Cisco 7200 series and 7500 series routers with subinterfaces
- To configure a BRI subinterface only, use the following forms of the interface bri command in global configuration mode:
interface bri number.subinterface-number [multipoint | point-to-point]
interface bri slot/port.subinterface-number [multipoint | point-to-point]
- To specify the BRI interface that is created by enabling X.25 on a specified ISDN BRI interface, use the interface bri command with a subinterface 0 specification:
interface bri number:0
interface bri slot/port:0
Syntax Description
number
| Port, connector, or interface card number. The numbers are assigned at the factory at the time of installation or when added to a system, and can be displayed with the show interfaces command.
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slot/port
| On the Cisco 7200 series, slot location and port number of the interface.
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.subinterface-number
| Subinterface number in the range 1 to 4294967293. The number that precedes the period (.) must match the number this subinterface belongs to.
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multipoint | point-to-point
| (Optional) Specifies a multipoint or point-to-point subinterface. The default is multipoint.
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:0
| The subinterface created by applying the isdn x25 static-tei and the isdn x25 dchannel commands to the specified BRI interface. This interface must be configured for X.25.
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To define a dialer rotary group, use the interface dialer command in global configuration mode.
interface dialer number
Syntax Description
number
| Number of the dialer rotary group. It can be number in the range 0 through 255.
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To create a multilink bundle or enter multilink interface configuration mode, use the interface multilink command in global configuration mode. Use the no form of this command to remove a multilink bundle.
interface multilink group-number
no interface multilink
Syntax Description
group-number
| Number of the multilink bundle (a nonzero number).
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To specify a serial interface created on a channelized E1 or channelized T1 controller (for ISDN PRI, channel-associated signalling, or robbed-bit signalling), use the interface serial command in global configuration mode.
Cisco 7200 series and Cisco 7500 series routers
interface serial slot/port:timeslot
Cisco AS5200 series and Cisco 4000 series access servers
interface serial number:timeslot
Syntax Description
slot/port
| Slot number and port number where the channelized E1 or T1 controller is located.
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number
| Channelized E1 or T1 controller number.
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timeslot
| For ISDN, the D channel time slot, which is :23 channel for channelized T1 and the :15 for channelized E1. PRI time slots are in the range 0 to 23 for channelized T1 and in the range 0 to 30 for channelized E1.
For channel-associated signalling or robbed-bit signalling, the channel group number.
The colon (:) is required.
On a dual port card, it is possible to run channelized on one port and primary rate on the other port.
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To create a virtual template interface that can be configured and applied dynamically in creating virtual access interfaces, use the interface virtual-template command in global configuration mode.
interface virtual-template number
Syntax Description
number
| Number used to identify the virtual template interface.
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To specify that the IP address for a particular interface is obtained via PPP/IPCP (IP Control Protocol) address negotiation, use the ip address negotiated command in interface configuration mode. Use the no form of this command to disable this feature.
ip address negotiated
no ip address negotiated
Syntax Description
This command has no arguments or keywords.
To enable an address pooling mechanism used to supply IP addresses to dialin asynchronous, synchronous, or ISDN point-to-point interfaces, use the ip address-pool command in global configuration mode. Use the no form of the command to disable IP address pooling globally on all interfaces with the default configuration.
ip address-pool [dhcp-proxy-client | local]
no ip address-pool
Syntax Description
dhcp-proxy-client
| (Optional) Uses the router as the proxy-client between a third-party Dynamic Host Configuration Protocol (DHCP) server and peers connecting to the router.
|
local
| (Optional) Uses the local address pool named default.
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To assign an IP address to the service provided on a TCP port, use the ip alias command in interface configuration mode. Use the no form of this command to remove the specified address for the router.
ip alias ip-address tcp-port
no ip alias ip-address
Syntax Description
ip-address
| Specifies the IP address for the service.
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tcp-port
| Specifies the number of the TCP port.
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To specify which Dynamic Host Configuration Protocol (DHCP) servers to use on your network, or to specify the IP address of one or more DHCP servers available on the network, use the ip dhcp-server command in global configuration mode. Use the no form of the command to remove a DHCP server's IP address.
ip dhcp-server [ip-address | name]
no ip dhcp-server [ip-address | name]
Syntax Description
ip-address
| (Optional) IP address of a DHCP server.
|
name
| (Optional) Name of a DHCP server.
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To configure a local pool of IP addresses to be used when a remote peer connects to a point-to-point interface, use the ip local pool command in global configuration mode. Use the no form of this command to remove a range of addresses from a pool (longer form of the no command), or to delete an address pool (shorter form of the no command).
ip local pool {default | pool-name low-ip-address [high-ip-address]}
no ip local pool {default | pool-name low-ip-address [high-ip-address]}
no ip local pool {default | pool-name}
Syntax Description
default
| Defaults local address pool that is used if no other pool is named.
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pool-name
| Name of a specific local address pool.
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low-ip-address
| Lowest IP address in the pool.
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high-ip-address
| (Optional) Highest IP address in the pool. If this value is omitted only the low-ip-address IP address is included in the local pool.
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To establish static routes and define the next hop for large-scale dialout, use the ip route command in global configuration mode. To remove static routes, use the no ip route command.
ip route network-number network-mask {IP address | interface} [distance] [name name]
no ip route
Syntax Description
network-number
| IP address of the target network or subnet.
|
network-mask
| Network mask that lets you mask network and subnetwork bits.
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IP address
| Internet address of the next hop that can be used to reach that network in standard IP address notation. Example: 1.1.1.1.
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interface
| Network interface to use.
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distance
| (Optional) An administrative distance, which is a rating of the trustworthiness of a routing information source, such as an individual router or a group of routers.
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name name
| (Optional) Name of the user profile.
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To reserve a special queue for a set of Real-time Transport Protocol (RTP) packet flows belonging to a range of User Datagram Protocol (UDP) destination ports, use the ip rtp reserve command in interface configuration mode. Use the no form of the command to disable the special queue for real-time traffic.
ip rtp reserve lowest-udp-port range-of-ports [maximum-bandwidth]
no ip rtp reserve
Syntax Description
lowest-udp-port
| Lowest UDP port number to which the packets are sent.
|
range-of-ports
| Number, which added to the lowest-UDP-port value, yields the highest UDP port value.
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maximum-bandwidth
| (Optional) Bandwidth, in kilobits per second, reserved for the RTP packets to be sent to the specified UDP ports.
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To enable asynchronous listening, which in turn allows TCP connections to TCP port 57, use the ip tcp async-mobility server command in global configuration mode. Use the no form of this command to turn listening off.
ip tcp async-mobility server
no ip tcp async-mobility server
Syntax Description
This command has no arguments or keywords.
To enable compression of Internetwork Packet Exchange (IPX) packet headers in a PPP session, use the ipx compression cipx command in interface configuration mode. Use the no form of this command to disable compression of IPX packet headers in a PPP session.
ipx compression cipx number-of-slots
no ipx compression cipx
Syntax Description
number-of-slots
| Number of stored IPX headers allowed. The range is from 10 to 256. The default is 16.
A slot is similar to a table entry for a complete IPX header. When a packet is received, the receiver stores the complete IPX header in a slot and tells the destination which slot it used. As subsequent CIPX packets are sent, the receiver uses the slot number field to determine which complete IPX header to associate with the CIPX packet before passing the packet up to IPX.
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To enable NetWare Asynchronous Services Interface (NASI) clients to connect to asynchronous devices attached to your router, use the ipx nasi-server enable command in global configuration mode. Use the no form of this command to prevent NASI clients from connecting through a router.
ipx nasi-server enable
no ipx nasi-server enable
Syntax Description
This command has no arguments or keywords.
To enable a nonrouting Internetwork Packet Exchange (IPX) client to connect to an asynchronous interface, the interface must be associated with a loopback interface configured to run IPX. To permit such connections, use the ipx ppp-client command in interface configuration mode. Use the no form of this command to disable a nonrouting IPX client.
ipx ppp-client loopback number
no ipx ppp-client loopback number
Syntax Description
loopback
| Loopback interface configured with a unique IPX network number.
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number
| Number of the loopback interface.
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Posted: Wed Jul 26 11:42:40 PDT 2000
Copyright 1989-2000©Cisco Systems Inc.
