| Yasuyuki KOZAKAI | 28e5b79 | 2006-01-30 08:50:09 +0000 | [diff] [blame] | 1 | This is used to modify the Hop Limit field in IPv6 header. The Hop Limit field |
| 2 | is similar to what is known as TTL value in IPv4. Setting or incrementing the |
| 3 | Hop Limit field can potentially be very dangerous, so it should be avoided at |
| 4 | any cost. This target is only valid in |
| Henrik Nordstrom | c279413 | 2004-01-22 15:04:24 +0000 | [diff] [blame] | 5 | .B mangle |
| 6 | table. |
| Jan Engelhardt | aeafdb8 | 2008-08-12 11:42:04 +0200 | [diff] [blame] | 7 | .PP |
| Yasuyuki KOZAKAI | 28e5b79 | 2006-01-30 08:50:09 +0000 | [diff] [blame] | 8 | .B Don't ever set or increment the value on packets that leave your local network! |
| 9 | .TP |
| Jan Engelhardt | fea74bf | 2009-01-12 04:53:18 +0100 | [diff] [blame] | 10 | \fB\-\-hl\-set\fP \fIvalue\fP |
| Yasuyuki KOZAKAI | 28e5b79 | 2006-01-30 08:50:09 +0000 | [diff] [blame] | 11 | Set the Hop Limit to `value'. |
| Henrik Nordstrom | c279413 | 2004-01-22 15:04:24 +0000 | [diff] [blame] | 12 | .TP |
| Jan Engelhardt | fea74bf | 2009-01-12 04:53:18 +0100 | [diff] [blame] | 13 | \fB\-\-hl\-dec\fP \fIvalue\fP |
| Yasuyuki KOZAKAI | 28e5b79 | 2006-01-30 08:50:09 +0000 | [diff] [blame] | 14 | Decrement the Hop Limit `value' times. |
| Henrik Nordstrom | c279413 | 2004-01-22 15:04:24 +0000 | [diff] [blame] | 15 | .TP |
| Jan Engelhardt | fea74bf | 2009-01-12 04:53:18 +0100 | [diff] [blame] | 16 | \fB\-\-hl\-inc\fP \fIvalue\fP |
| Yasuyuki KOZAKAI | 28e5b79 | 2006-01-30 08:50:09 +0000 | [diff] [blame] | 17 | Increment the Hop Limit `value' times. |