nanog mailing list archives
Re: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers.
From: Andrew Jones <aj () jonesy com au>
Date: Tue, 10 Jun 2014 15:48:08 +1000
Even if the first numbers were correctly calculated, they don't allow for further deaggregation of already advertised prefixes, which shouldn't be underestimated as the commercial value of each address increases...
On 10.06.2014 06:17, Bryan Tong wrote:
I botched those numbers. Let me fix. According to this countdown:http://inetcore.com/project/ipv4ec/index_en.html we have 6.41 /8's left. Sothat is 107,541,955 IPs. CIDR - Prefixes ----------------- /20 - 26,255.36 /21 - 52,510.72 /22 - 105,021.44 /23 - 210,042.88 /24 - 420,085.76My apologies for my erroneous math, I was off one number making the table.Johns solution to combine MPLS and IPv4 is the best solution. I would implement it if I hadn't already rebooted a few days ago.
Current thread:
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Pete Lumbis (Jun 09)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Bryan Tong (Jun 09)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Jon Lewis (Jun 09)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Bryan Tong (Jun 09)
- FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. John van Oppen (Jun 09)
- Re: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Bryan Tong (Jun 09)
- RE: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. John van Oppen (Jun 09)
- Re: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Bryan Tong (Jun 09)
- Re: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Andrew Jones (Jun 09)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Bjoern A. Zeeb (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Saku Ytti (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Bjoern A. Zeeb (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Saku Ytti (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Massimiliano Stucchi (Jun 11)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Randy Epstein (Jun 10)
- RE: Getting pretty close to default IPv4 route maximum for 6500/7600routers. John van Oppen (Jun 10)
- Re: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Randy Epstein (Jun 10)
- Re: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Jon Lewis (Jun 13)
- Re: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. Nick Hilliard (Jun 13)