18c2ecf20Sopenharmony_ci.. SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ci==================== 48c2ecf20Sopenharmony_ciMPLS Sysfs variables 58c2ecf20Sopenharmony_ci==================== 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_ci/proc/sys/net/mpls/* Variables: 88c2ecf20Sopenharmony_ci=============================== 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciplatform_labels - INTEGER 118c2ecf20Sopenharmony_ci Number of entries in the platform label table. It is not 128c2ecf20Sopenharmony_ci possible to configure forwarding for label values equal to or 138c2ecf20Sopenharmony_ci greater than the number of platform labels. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci A dense utilization of the entries in the platform label table 168c2ecf20Sopenharmony_ci is possible and expected as the platform labels are locally 178c2ecf20Sopenharmony_ci allocated. 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ci If the number of platform label table entries is set to 0 no 208c2ecf20Sopenharmony_ci label will be recognized by the kernel and mpls forwarding 218c2ecf20Sopenharmony_ci will be disabled. 228c2ecf20Sopenharmony_ci 238c2ecf20Sopenharmony_ci Reducing this value will remove all label routing entries that 248c2ecf20Sopenharmony_ci no longer fit in the table. 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci Possible values: 0 - 1048575 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci Default: 0 298c2ecf20Sopenharmony_ci 308c2ecf20Sopenharmony_ciip_ttl_propagate - BOOL 318c2ecf20Sopenharmony_ci Control whether TTL is propagated from the IPv4/IPv6 header to 328c2ecf20Sopenharmony_ci the MPLS header on imposing labels and propagated from the 338c2ecf20Sopenharmony_ci MPLS header to the IPv4/IPv6 header on popping the last label. 348c2ecf20Sopenharmony_ci 358c2ecf20Sopenharmony_ci If disabled, the MPLS transport network will appear as a 368c2ecf20Sopenharmony_ci single hop to transit traffic. 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ci * 0 - disabled / RFC 3443 [Short] Pipe Model 398c2ecf20Sopenharmony_ci * 1 - enabled / RFC 3443 Uniform Model (default) 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_cidefault_ttl - INTEGER 428c2ecf20Sopenharmony_ci Default TTL value to use for MPLS packets where it cannot be 438c2ecf20Sopenharmony_ci propagated from an IP header, either because one isn't present 448c2ecf20Sopenharmony_ci or ip_ttl_propagate has been disabled. 458c2ecf20Sopenharmony_ci 468c2ecf20Sopenharmony_ci Possible values: 1 - 255 478c2ecf20Sopenharmony_ci 488c2ecf20Sopenharmony_ci Default: 255 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ciconf/<interface>/input - BOOL 518c2ecf20Sopenharmony_ci Control whether packets can be input on this interface. 528c2ecf20Sopenharmony_ci 538c2ecf20Sopenharmony_ci If disabled, packets will be discarded without further 548c2ecf20Sopenharmony_ci processing. 558c2ecf20Sopenharmony_ci 568c2ecf20Sopenharmony_ci * 0 - disabled (default) 578c2ecf20Sopenharmony_ci * not 0 - enabled 58