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Beginner

Ip address overlaps

Who can help me?

 

In this small labo, what am i doing wrong?

I cant configure the Ip'shelp badmask.png on the Vlans its overlaping or badmask. 

2 ACCEPTED SOLUTIONS

Accepted Solutions
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Collaborator

Re: Ip address overlaps


wrong Mask of /16 -255.255.0.0, aka class B
if use /24 which is 255.255.255.0 -class C, the problem will go away

Overlap happens due to /16 means network id uses octets 1 and 2; and hosts are in 3, 4.  

Use 192.168.10.x /24 on fa0/0 and 192.168.20.x /24 on fa0/1

 

Regards, ML
**Please Rate All Helpful Responses **

View solution in original post

Highlighted
Beginner

Re: Ip address overlaps

Hi Martin,

 

Yeah, problem solved.

As u said, it was the wrong Mask /16.

 

Thank you

 

Kind regards,

Mailson.

 

 

View solution in original post

2 REPLIES 2
Highlighted
Collaborator

Re: Ip address overlaps


wrong Mask of /16 -255.255.0.0, aka class B
if use /24 which is 255.255.255.0 -class C, the problem will go away

Overlap happens due to /16 means network id uses octets 1 and 2; and hosts are in 3, 4.  

Use 192.168.10.x /24 on fa0/0 and 192.168.20.x /24 on fa0/1

 

Regards, ML
**Please Rate All Helpful Responses **

View solution in original post

Highlighted
Beginner

Re: Ip address overlaps

Hi Martin,

 

Yeah, problem solved.

As u said, it was the wrong Mask /16.

 

Thank you

 

Kind regards,

Mailson.

 

 

View solution in original post