Dvmrp Troubleshooting Help; Monitor And Debug Commands; Show Ip Dvmrp Mroute - Accton Technology ES4710BD User Manual

The followings are the configurations of SwitchA and SwitchB.
(1) Configuration of SWITCHA:
Switch (Config)#interface vlan 1
Switch(Config-If-Vlan1)#ip dvmrp enable
(2) Configuration of SWITCHB:
Switch (Config)#interface vlan 1
Switch(Config-If-Vlan1)#ip dvmrp enable
Switch(Config-If-Vlan1)#exit
Switch (Config)#interface vlan 2
Switch(Config-If-Vlan2)# ip dvmrp enable

19.5.4 DVMRP Troubleshooting Help

1. Monitor and debug commands

2. DVMRP troubleshooting help
19.5.4.1 Monitor and Debug Commands
19.5.4.1.1

show ip dvmrp mroute

Command: show ip dvmrp mroute
Function: Displays the DVMRP packet forwarding entries..
Parameters: N/A.
Default: Not displayed.
Command mode: Admin Mode
Usage Guide: This command is used to display DVMRP multicast forwarding entries, or the
forwarding entries in the system FIB table for forwarding multicast packets.
Example:
Switch# show ip dvmrp mroute
BIT Proto: DVMRP 0x2, PIM 0x8, PIMSM 0x10, PIMDM 0x20;
Flags: RPT 0x1, WC 0x2, SPT 0x4, NEG CACHE 0x8, JOIN SUPP 0x10;
Downstream: IGMP 0x1, NBR 0x2, WC 0x4, RP 0x8, STATIC 0x10;
DVMRP Multicast Routing Table, inodes 1 routes 1:
(192.168.1.0, 224.1.1.1), protos: 0x2, flags: 0x0
Incoming interface : Vlan1, RPF Nbr 0.0.0.0, pref 0, metric 1
EES4710BD 10 Slots L2/L3/L4 Chassis Switch
Fig 19-3 DVMRP network topology
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