Re: [Int-area] I-D Action:draft-ietf-intarea-gre-ipv6-09.txt

2015-06-26 Thread Eggert, Lars
Sorry, please disregard. I need coffee. Lars On 2015-6-26, at 13:17, Lucy yong lucy.y...@huawei.com wrote: Lars, I am confused by your comment. This thread is about GRE encapsulation over IPv6 network. Not about UDP encapsulation. Lucy -Original Message- From: Eggert, Lars

Re: [Int-area] FW: I-D Action:draft-ietf-intarea-gre-ipv6-09.txt

2015-06-26 Thread Ronald Bonica
Hi Lucy, I am reluctant to mandate a configuration option that causes the GRE ingress node to set the Checksum present field to one. Rationale follows: Imagine a packet traveling across the Internet. Depending on the packet type, some portions of the packet are protected by checksums and other

Re: [Int-area] I-D Action:draft-ietf-intarea-gre-ipv6-09.txt

2015-06-26 Thread Eggert, Lars
Hi, the UDP checksum field is not a codepoint to exchange configuration information in. In other words, zero has been a special case since the first specification of UDP. But all other values cannot be overloaded to have special meaning. Lars On 2015-6-25, at 15:59, Lucy yong

Re: [Int-area] I-D Action:draft-ietf-intarea-gre-ipv6-09.txt

2015-06-26 Thread Lucy yong
Lars, I am confused by your comment. This thread is about GRE encapsulation over IPv6 network. Not about UDP encapsulation. Lucy -Original Message- From: Eggert, Lars [mailto:l...@netapp.com] Sent: Friday, June 26, 2015 3:14 PM To: Lucy yong Cc: Ronald Bonica; int-area@ietf.org