Refer to the passage below and then answer the question afterwards in the same language as the passage: Passage: In response to these markings, routers and switches use various queuing strategies to tailor performance to requirements. At the IP layer, DSCP markings use the 6 bits in the IP packet header. At the MAC layer, VLAN IEEE 802.1Q and IEEE 802.1p can be used to carry essentially the same information. Mubvunzo: Ndechipi chinangwa chikuru chemaitiro akasiyana-siyana ekumirira anoshandiswa nema routers?
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