在一台MSR 路由器上看到了如下调试信息:
*Jan 23 09:17:36:720 2009 H3C RM/6/RMDEBUG:Source Address: 192.168.1.1
*Jan 23 09:17:36:770 2009 H3C RM/6/RMDEBUG: Destination Address: 224.0.0.5
*Jan 23 09:17:36:871 2009 H3C RM/6/RMDEBUG: Ver# 2, Type: 1, Length: 48.
*Jan 23 09:17:36:972 2009 H3C RM/6/RMDEBUG: Router: 192.168.1.1, Area: 0.0.0.0, Checksum: 62961.
*Jan 23 09:17:37:72 2009 H3C RM/6/RMDEBUG: AuType: 00, Key(ascii): 0 0 0 0 0 0 0 0.
*Jan 23 09:17:37:173 2009 H3C RM/6/RMDEBUG: Net Mask: 255.255.255.0, Hello Int: 10, Option: _E_.
那么根据如上的信息可知___( )___。(选择一项或多项)
A.该路由器上运行的不是RIPv1 B.该路由器上运行的可能是RIPv2 C.该路由器运行的路由协议支持VLSM D.该路由器上运行的可能是OSPF正确答案CD