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pinging broadcast address on router -vs- switch
Hello, Have a 3800 as a GW router & a 6500 L2/L3 switch with Vlans 12-18 for mgt traffic. Interesting I can use the broadcast ping command (ping 10.15.12.255) for vlan 12, but none of the others reply like vlan 12. Vlan 12 is the only vlan to go through .1-.254, but vlans 13-18 only receive a... -
router on a stick design flaw
Hello, I have a c3800 router as my GW to/from my corp network and test mgt network. On the 3800 router, I configured sub-interfaces for vlans 12-20 as router mgt in the test network. Interface g0/1 is connected to my 6509 in trunk mode for vlans 12-20. This has worked well for quite a few... -
OSPF between 6506 & ALU 7750
Cannot get an OSPF link active between a C6506 & ALU 7750. [C6506 g1/2 -- (OSPF Area 0)-- ALU 7750 p1/1/19] cisco6506#sh run int g1/2 interface GigabitEthernet1/2 description 7750-p1/1/19-OSPF mtu 9198 ip address 4.4.4.3 255.255.255.0 ip ospf network broadcast no cdp enable end... -
VoIP calls not seen unless I mirror them to a repeater hub?
Hello, I have a VoIP generator that has two seperate ports for the call to establish and connect. I currently have a ports 0-3 (from the voip-gen) on a Cisco6506 (vlans 400-403) and ports 4-7 (from the voip gen) connected to a Cisco 4948 (vlans 400-403). However, I cannot see them unless I... -
Cisco LAG to Alcatel-Lucent 7450
Running some pretty old stuff here on a Cisco 6506 (IOS c6sup2_rp Software (c6sup2_rp-PK2SV-M), Version 12.1(26)E), but trying to see if I can LAG a few GigE ports, and not having any luck. Is this supported or am I to use EtherChannel? On the ALU 7450, it's really simple on the 7450, but... -
inet6 addr not working with Cisco 6to4 tunnel?
I had to reboot a router and had IPv6 (6to4) tunneling working, but somehow does not work anymore? If i look at an ifconfig or ipconfig i should see the Scopre:global ip's from tunnel0... See example below & cisco configs. inet addr:10.15.12.215 Bcast:10.15.12.255 Mask:255.255.255.0 inet6... -
Cisco DHCP Pool conversion to Win2008 v4/v6 help?
I normally use Cisco DHCP Pools for DHCP Clients, but was told we're moving to extrnal DHCP servers yet TBD. Any TT members have working examples of Win2008? The only catch in my environment is i need to use Vlan ranges as i did with the DHCP Pools. I'd like to see if anyone has had success...- dvtestguy
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- Replies: 0
- Forum: Microsoft: Windows servers
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External DHCP server with Linux or Win2008 work?
I normally use Cisco DHCP Pools for DHCP Clients, but was told we're moving to extrnal DHCP servers yet TBD. Any TT members have working examples of either Linux or Win2008? The only catch in my environment is i need to use Vlan ranges as i did with the DHCP Pools. I'd like to see if anyone... -
Replacing Cisco DHCP to Linux
Hi, I'm replacing an older Cisco Router which was being used for DHCP Pools, NAT, ACL in favor of Ubuntu Linux Server. I've loaded the SW, started configuring, but had a few questions. 1) My Cisco DHCP Pools & Sub-Interfaces were setup due to Vlan traffic isolation per Client. On my Linux...- dvtestguy
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- Replies: 3
- Forum: Linux (server)
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Cisco/MS Mediaroom Server configs/topology
Any configure a Cisco environment using MS Mediaroom Personal Server for VoD/IGMP? If so, can anyone send me some good information how to configure my Cisco switches/router for the MSPS VoD content via IGMP? I also have two STB (Cisco SA & Motorola) as well. Thanks! -
4503 - show mod doesn't show IOS on MOD 3?
Q1) MOD 3 not showing IOS firmware....Is this normal? Q2) MOD 3 keeps shutting down its ports? I checked spanning tree and found the following: (which may lead to the ports being shutdown). cisco4503#show spanning-tree blockedports Name Blocked Interfaces List... -
Cisco STB port configurations...
Can anyone point me to some good Cisco STB port/network configs? Starting off real simple here... c4503 int g1/3 --- MS VoD Server c4503 int g1/5 --- CIS430HD DVR The ports are configured to be in the same Vlan 50. interface GigabitEthernet1/3 description MS VoD Server int GigE3 switchport... -
VLC player with Cisco IGMP/Mcast problems
Not able to see my client join the VLC players streams based on the configs/toplogy below. I'm running an IGMPv3 SSM environment in a 232.255.x.x range. However, the VLC keeps defaulting to 239.255.255.250 on the Vlan 999 that it's playing into. Topology: c6506 --- 4503 <--- VLC --- 4948 <---... -
max number of hops?
I have 6 of Linksys devices in a lab (SRW248G4, 48-port 10/100 + 4-Port Gigabit Switch) all supporting IP Management in one Vlan (10) for 200 devices that require IP's on subnet 10.10.10.x My question...All are daisy chained via one gigabit port, and noticed I'm seeing some collisions and slow...- dvtestguy
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- Replies: 4
- Forum: Linksys networking solutions
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IGMP L2 to L3?
I have a L2 IGMP environemnt that I need to change to L3 (unless my understanding is off?). I've configured the Source traffic (sending 100 Video streams starting Src 25.0.0.1 Dest 237.5.0.2) connected directly into the Querying switch (6506) in VLAN 193 (access mode). interface G3/7... -
Configuring SSM
Trying to configure an SSM topology and not sure what exactly I'm missing? Environment: 6506 (VLAN int 620) as an IGMP querier --- 4948 as a snooping device. Cisco6500IOS#sh run int vlan 620 interface Vlan620 ip address 10.115.62.5 255.255.255.0 ip pim sparse-dense-mode ip igmp version 3... -
Cisco VPLS -vs- Alcatel VPLS
Anyone have exposure to both Cisco and Alcatel VPLS topology/features? Alcatel claims it can have 255 VPLS instances and 4k worth of VLANS (or they call, SAPs) per port. Whereas, Cisco needs an MPLS layer for VPLS to work? Is this true? Any info would be great with cisco's exposure to VPLS... -
VoIP packet loss not seen on Cisco switches?
Have a VoIP gen tool able to generate 24k end-points (12k calls) to run into a Cisco lab network (See connection below), and the VoIP Gen tool claims that ports bandwidth is 100% for the Codec G.729 for each of the four ports connected. VoIP Caller (ports 0-3) <--> 6506 (ports f4/17-20) <--> Gb... -
C3550-XL-EN in Maintenance Interim Software mode?
Have a cisco 2550 XL EN in Maintenance Interim Software. Has anyone ever seen this, and how do I get out of it? Should I just load a new OS in? Version 12.0(5.2)XU, MAINTENANCE INTERIM SOFTWARE ??? -
IPTV traffic with IGMP partially working?
I have a 6505 (Querier) -- VTP -- 4948 (Snoop aware at L2) and have 50 IGMP groups joining a membership to VLAN int 620. I have traffic generating (see below at bottom) to all 50 channels, but only see 10 of them see the traffic (10.115.62.6-10.115.62.15)(239.255.33.1-239.255.33.10). Traffic...
