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3-10

WAN Module Installation and User Guide

Configuring PPP and MLPPP

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Содержание WM-1T3i WAN

Страница 1: ...onroe Street Santa Clara California 95051 888 257 3000 http www extremenetworks com WAN Module Installation and User Guide Includes WM 4T1i Module Installation and User Guide Published December 2001 P...

Страница 2: ...mit Summit1 Summit4 Summit4 FX Summit7i Summit24 Summit48 Summit Virtual Chassis SummitLink SummitGbX SummitRPS and the Extreme Networks logo are trademarks of Extreme Networks Inc which may be regist...

Страница 3: ...WAN Module Overview 1 1 Installing the WAN Module 1 2 Ports and Connectors 1 3 Module LEDs 1 4 Installing the WAN Module Software 1 6 2 Configuring the WAN Physical Link Overview 2 1 Red Blue and Yell...

Страница 4: ...2 12 WAN Port Monitoring Commands 2 13 3 Configuring PPP and MLPPP Overview 3 1 Multilink PPP and Multilink Groups 3 2 Configuring a PPP MLPPP Link 3 3 Authentication 3 3 PPP Link Username 3 4 PPP Use...

Страница 5: ...module configuration tasks This guide is intended for use by network administrators who are responsible for installing and setting up network equipment It assumes a basic working knowledge of Local a...

Страница 6: ...y system damage or loss of data Warning Risk of severe personal injury Table 2 Text Conventions Convention Description Screen displays This typeface indicates command syntax or represents information...

Страница 7: ...llation and User Guide vii Conventions Words in italicized type Italics emphasize a point or denote new terms at the place where they are defined in the text Table 2 Text Conventions continued Convent...

Страница 8: ...this one are ExtremeWare release notes ExtremeWare Software User Guide Alpine 3800 Series Switch Hardware Installation Guide Alpine Module Installation Note Documentation for Extreme Networks product...

Страница 9: ...oss multiple T1 E1 physical links The modules also have two general purpose 10 100 Mbps Ethernet ports WM 4T1i is the designation of the T1 version and WM 4E1i is the designation of the E1 version Als...

Страница 10: ...le located on the top right corner of the Alpine front panel 2 Loosen the module card by unscrewing the screws using a 2 Phillips head screwdriver 3 Rotate the ejector injector handles to disengage th...

Страница 11: ...M 4T1i module is shown in Figure 1 1 Figure 1 1 WM 4T1i Module The WM 4T1i module has four T1 ports and two general purpose 10 100 Ethernet ports The WM 4T1i also has eight internal loopback ports Int...

Страница 12: ...th The module also has two general purpose 10 100 Ethernet ports Like the other WAN modules the WM 1T3i also has eight internal loopback ports Module LEDs The T1 E1 module LEDs are shown in Figure 1 3...

Страница 13: ...Normal operation WAN port 1 4 T1 E1 1 T3 Amber Near end fault detected for example no cable Amber blinking rapidly Far end fault detected Amber blinking slowly Physical link present but no higher lay...

Страница 14: ...be certain to have compatible images If this is not feasible see the Extreme Networks customer support website for compatibility information The image is downloaded from either a Trivial File Transfe...

Страница 15: ...a secondary When you download a new image you must select into which image space primary or secondary the new image should be placed If not indicated the primary image space is used You can select wh...

Страница 16: ...1 8 WAN Module Installation and User Guide Installing the WAN Module...

Страница 17: ...was used to aggregate a number of voice lines into a single connection to the telephone network Today T1 is also used to transmit digital data using widely available equipment and established wiring...

Страница 18: ...ed an Alarm Indication Signal AIS A blue alarm indicates that a device somewhere upstream has experienced a loss of signal Alarms affecting a link can be viewed by using one of the show commands for e...

Страница 19: ...by selecting a cable length in feet from the following values 133 266 399 533 or 655 For T3 select from the following values 249 or 900 Choose the next higher value if the cable length provided by yo...

Страница 20: ...gs are ignored when a port is configured for SF framing See Inband Loopback Detection for information on configuring framing The two T1 standards supported for FDL are ATT described by the ATT 54016 s...

Страница 21: ...back modes To configure inband loopback detection use the following command config ports portlist t1 lbdetect off inband Linecoding Linecoding is the convention used to encode signals for transmission...

Страница 22: ...one calls in installations that combine voice and data For installations that use the full E1 bandwith for data communications you will not need to configure which timeslots are used For installations...

Страница 23: ...t1 fdl off att ansi Specifies the facilities data link FDL format for the port You cannot use FDL with SF framing config ports portlist t1 framing esf sf Specifies the framing type The default settin...

Страница 24: ...loopback available to test different parts of the device and the line as specified in the T1 E1 and T3 standards Figure 2 1 Normal operation of WAN link During normal operation of a link as the local...

Страница 25: ...to cause it to enter a far end loopback mode When loopback is enabled on a WAN port the green port LED will blink Near end Loopback Modes The near end of T1 links can be enabled for the following thr...

Страница 26: ...abled for network line loopback mode the received signal is sent back to the remote end without reframing the data This mode primarily tests the integrity of the line from the remote side Figure 2 4 N...

Страница 27: ...ing information back to the near end Figure 2 5 Remote line loopback mode Remote Line Loopback Mode When the local port is enabled for remote line loopback mode it sends a request to the remote end to...

Страница 28: ...local loopback mode use one of the following commands enable ports portlist t1 e1 t3 loopback local network line enable ports portlist t1 loopback network payload To enable a remote loopback mode use...

Страница 29: ...the near end port loopback modes enable ports portlist t1 t3 loopback remote line payload loopdown Enables the far end T1 or T3 port loopback modes and stops the loopback show ports portlist t1 e1 t3...

Страница 30: ...2 14 WAN Module Installation and User Guide Configuring the WAN Physical Link...

Страница 31: ...by transporting IP packets over a link PPP can also use Layer 2 to bridge VLAN traffic Multilink PPP MLPPP is a protocol for combining a number of PPP links into one bundle that transports traffic ov...

Страница 32: ...llowing command create multilink groupname Once the multilink group is created assign ports to it All T1 E1 ports must be added as tagged ports If the ports are configured as IPCP ports then the tags...

Страница 33: ...restarted To restart a PPP link use the following command restart ports portlist To restart an MLPPP link use the following command restart multilink groupname Authentication By default no authentica...

Страница 34: ...k during authentication PPP User Accounts When the remote end initiates the link the local end must verify the authentication information The local end maintains a list of authorized user accounts and...

Страница 35: ...implies that IPCP encapsulation is on The default setting is BCP encapsulation on and IPCP encapsulation off To configure encapsulation use the following command config ppp bcp on off ipcp on off port...

Страница 36: ...ltilink group and enables all ports in the group restart multilink groupname Restarts multilink group Configuration changes made to an enable multilink group will not take effect until the group is re...

Страница 37: ...e VLANs across the link The config ports t1 clocksource command is included to show where you might need to configure the T1 parameters for your link Each T1 port in the multilink group will have the...

Страница 38: ...a Routed PPP MLPPP Link Example The following example shows how to configure a IPCP encapsulated multilink group The VLAN that contains the IPCP encapsulated multilink group cannot contain any other...

Страница 39: ...beta ipaddress 10 10 10 1 24 create multilink ipcp_example config ipcp_example add ports 4 1 4 3 tag config ppp ipcp on ports 4 1 4 3 config beta add multilink ipcp_example enable ipcp_example XM_008...

Страница 40: ...3 10 WAN Module Installation and User Guide Configuring PPP and MLPPP...

Страница 41: ...le method of connection The customer should be aware that the compliance with the above conditions might not prevent degradation of service in some situations Repairs to certified equipment should be...

Страница 42: ...as soon as possible You will be advised of your right to file a complaint with the FCC Your telephone company may make changes in its facilities equipment operations or procedures that could affect th...

Страница 43: ...otocol CHAP 3 3 CHAP 3 3 clock source 2 4 configuring E1 port 2 2 encapsulation 3 5 T1 port 2 2 conventions notice icons Preface vi text Preface vi CRC4 E1 line framing 2 4 E E1 port clock source 2 4...

Страница 44: ...ion commands table 3 5 3 6 R red alarms 2 2 RFC 1332 3 5 RFC 2878 3 4 routed PPP links 3 4 S SF Super Frame T1 line framing 2 4 T T1 port cable length 2 3 clock source 2 4 configuration commands table...

Страница 45: ...ntication 3 5 config ppp bcp 3 5 config ppp ipcp 3 5 config ppp user 3 5 config vlan add multilink 3 6 config vlan delete multilink 3 6 create account pppuser 3 6 create multilink 3 6 D delete account...

Страница 46: ...13 show ports stats 2 13 show ports t1 alarms 2 13 show ports t1 configuration 2 13 show ports t1 errors 2 13 show ports t1 info 2 13 show ports t1 stats 2 13 show ports t3 errors 2 13 show ports t3...

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