[asterisk-users] Setting the TOS using IPtables screws up the DSCP field

Concise summary: When I set the TOS to Minimize-Delay the DSCP field in the packet changes from Expedited Forwarding to Unknown Here are the details: Scenario 1: IpTables is not used to set the TOS This is what the packet looks like using wireshark: Internet Protocol, Src: 59.93.192.xx

Re: [asterisk-users] Setting the TOS using IPtables screws up the DSCP field

This happens because the TOS and DSCP are the same field. TOS is the first implementation of QoS on the IP header, DSCP is it's evolution and uses the same field on the IP header, you can use only one of the two at the same time. Best Regards, On Wed, May 7, 2008 at 8:59 AM, Vikas [EMAIL

Re: [asterisk-users] Setting the TOS using IPtables screws up the DSCP field

Subject: [asterisk-users] Setting the TOS using IPtables screws up the DSCP field Concise summary: When I set the TOS to Minimize-Delay the DSCP field in the packet changes from Expedited Forwarding to Unknown Here are the details: Scenario 1: IpTables is not used to set the TOS This is what