What version of IOS are you using? As others have said - you may need 'ip classless' in your config.
The ip subnet-zero problems occur when the network address and subnet address both end in 0 (zero)have a look at - http://www.cisco.com/en/US/tech/tk648/tk361/technologies_tech_note09186a 0080093f18.shtml If anyone needs a translation in binary about this, please let me know off list. Best regards, Dom Stocqueler SysDom Technologies Visit our website - www.sysdom.org -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: 10 August 2003 21:40 To: [EMAIL PROTECTED] Subject: Bad mask /24 for address ???? [7:73801] I was trying to assign an IP address with an subnetmask to the interface E0 and i got this strange message: Bad mask /24 for address 10.0.0.10 here is what i did: RouterA(config)#int e0 RouterA(config-if)#ip add 10.0.0.10 255.255.255.0 Bad mask /24 for address 10.0.0.10 Can someone tell me what i did wron ...this is suposing to work right? Thank You Iwan **Please support GroupStudy by purchasing from the GroupStudy Store: http://shop.groupstudy.com FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html **Please support GroupStudy by purchasing from the GroupStudy Store: http://shop.groupstudy.com FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=73851&t=73801 -------------------------------------------------- **Please support GroupStudy by purchasing from the GroupStudy Store: http://shop.groupstudy.com FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html

