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I've had a working IGMP config in place for some time but multicast now seems to be flooding out every switchport (switches are all L3 cisco 4948E). on each switch the config was: ip igmp snooping querier address 192.168.0.1 and on the querier switch: ip igmp snooping querier ip igmp snooping...

Hi I'm trying to setup igmp snooping on our catos switches (WS-X2948G-GE-TX running software 8.4(11)), but the command set igmp enable is simply not available. Everything I read suggests that igmp snooping should be supported. I can set cgmp enable. 2948.185 (enable) set igmp ? filter...

Hi We have a vlan mismatch between our main office and test networks. The native vlan in the office is vlan1. In the test network their main subnet is vlan1, and the office subnet is vlan3. I'm trying to link the two networks together and avoid broadcast traffic from the test network. I...

Hi While looking for a solution to another DNS issue, I discovered a load of worrying looking entries in my windows dns cache. There were hundreds of these nonsense entries: Windows IP Configuration mzzdtglfljscaqwsljzkvtcdqmzuc.org ---------------------------------------- Name...

Hi We have about 8 of these switches at work and I'm having problems with the length of time it takes end user devices to join the network. I've tried enabling portfast on specific ports and this does increase the time a bit, but I've still got to wait 30-60 seconds at the logon screen for the...

Hi Does anyone have a definitive answer on whether the C3550-24 running the EMI image can support subinterfaces in the form int fa0/1.1 ? I can't get it working but this chap seems to have: http://www.tek-tips.com/viewthread.cfm?qid=1559316 Thanks Cammy

Hi We've just had an additional fibre connection installed at work which comes into a media convertor > ethernet. We hadn't considered the implications of an unmanaged service other than the ISP nor providing a router. It transpires that we have to configure their WAN subnet to our public IP...

thread35-1630770 Hi Referencing the old thread above, would a ISR work or must it be an ASA? Thanks Cammy

Hi Our last two installations of BIND 9.4 and 9.7 on a windows server 2008 box will not allow reverse DNS queries without recursion being enabled in named.conf under options. Should this be the case? Thanks Cammy

Hi We have a central office with multiple satellite offices all connected with site-to-site vpns. The central office is running a PIX 506e and there are various 506e's and 501's at remote sites. We also use the cicso vpn client at two different remote sites. I would like to be able to route...

Hi We have our www server hosted externally and have A records in our zone file (bind) to point to this IP. Our rDNS zone file points at the ip range of our company hq for email rDNS lookups. I would like to be able to have the root domain (ie http://cammy.com) point to the webserver ip only...

Hi I have an unlimted pix 501 with no encryption license installed. I have applied for and received a 3DES license. When I install the 3DES license, the inside hosts goes from unlimited to 10. Thankfully I had the presence of mind to keep a note of the old activation key. Is this normal...

Hi I've configured a site to site vpn tunnel which is up and working as I would like. I have configured persistant routes on the pc's at each end that need to speak to each other. The subnets are as follows: Site 1: 10.0.0.0/11 Site 2: 192.168.200.0/24 I am running into problems when I try...

Hi I am having a nightmare trying to get dhcp working in a new windows 2008 server. The dhcp status never changes to green although the server is listed as authorized when looking at "Manage Authorised Servers" and also in ADSIEDIT in the usual place. The event log is showing DHCP 1059 and...

Hi We are experiencing weird permissions issues with users calendars and the outlook (07) scheduling assistant. The assigned permissions under the calendar properties for a user do not reflect what someone is able to view when they are using the scheduling assistant to arrange meeting...

Hi We have recently found that new machines running cisco vpn client have not been able to get an ip address from the 506E (unlimited users). Existing machines which have previously connected have no problems. The new machines can connect and authenticate ok but fail at the stage when the...

Hi I am using the Cisco VPN client 4.6.00.0045 to connect to the company pix. I can connect and authenticate no problem by plugging straight into my cable modem. I can connect and authenticate through my router, but can't see or use the company network. I have forwarded the required ports...

Hi, We have discovered a security issue with our exchange 2007 installation. All our mailboxes have domain user and authenticated user in the security list with full access rights. This allows anyone to view any mailbox contents. We have just discovered this and need it urgently fixed. Adding...

Hi I am having serious problems configuring backups with a new Dell Poweredge 840 with an internal Powervault RD1000 removable disk drive. I have tried adding backup to disk and removable backup to disk folders and the media appears as online. I cannot, however, run any backups or catalog the...

Hi I've designed and uploaded a website (www.dalbeattiehardrockchallenge.org) but I'm having serious problems with 3 hyperlinked images in the site. Using ie7 at work the site appeared fine but with the same browser and with firefox at home it is not showing the images. Here is some of the...