ˌeɪsɪmˈɛtɹɪk pˌiːˌiːpˈiːz ˈɑːpɚɹˌeɪt dˈɪfɹəntli ɪn ˈiːtʃ dᵻɹˈɛkʃən, wˌɪtʃ kæn kˈɔːz, fɔːɹ ɛɡzˈæmpəl, ˈoʊnli wˈʌn lˈɪŋk dᵻɹˈɛkʃən pɚfˈoːɹməns təbi ɛnhˈænst.
Asymmetric PEPs operate differently in each direction, which can cause, for example, only one link direction performance to be enhanced.